AMD Radeon HD 7870 XT 's Advantages
Larger VRAM bandwidth (192.0GB/s vs 112.0GB/s)
512 additional rendering cores
AMD Radeon RX 460 1024SP 's Advantages
Released 4 years and 2 months late
Boost Clock has increased by 23% (1200MHz vs 975MHz)
Lower TDP (75W vs 185W)